Results 41 to 50 of about 2,640,580 (326)

Evolutionary trends in animal ribosomal DNA loci: introduction to a new online database

open access: yesChromosoma, 2017
Ribosomal DNA (rDNA) loci encoding 5S and 45S (18S-5.8S-28S) rRNAs are important components of eukaryotic chromosomes. Here, we set up the animal rDNA database containing cytogenetic information about these loci in 1343 animal species (264 families ...
J. Sochorová   +4 more
semanticscholar   +1 more source

ABH2 Couples Regulation of Ribosomal DNA Transcription with DNA Alkylation Repair

open access: yesCell Reports, 2013
Transcription has been linked to DNA damage. How the most highly transcribed mammalian ribosomal (rDNA) genes maintain genome integrity in the absence of transcription-coupled DNA damage repair is poorly understood.
Pishun Li   +7 more
doaj   +1 more source

The long-range interaction map of ribosomal DNA arrays. [PDF]

open access: yesPLoS Genetics, 2018
The repeated rDNA array gives rise to the nucleolus, an organelle that is central to cellular processes as varied as stress response, cell cycle regulation, RNA modification, cell metabolism, and genome stability.
Shoukai Yu, Bernardo Lemos
doaj   +1 more source

Engineering the ribosomal DNA in a megabase synthetic chromosome

open access: yesScience, 2017
INTRODUCTION It has long been an interesting question whether a living cell can be constructed from scratch in the lab, a goal that may not be realized anytime soon. Nonetheless, with advances in DNA synthesis technology, the complete genetic material of
Wei-Meng Zhang   +43 more
semanticscholar   +1 more source

A New Isolate of the Genus Malassezia Based on the Sequence Analysis of 26S and ITS1 in Ribosomal DNA [PDF]

open access: yesCell Journal, 2009
Malassezia species considered to be the etiological agents of pityriasis versicolor andMalassezia follicolitis in humans. Recently, on the basis of molecular data, four new specieswere added to the genus.
Hossein Mirhendi   +2 more
doaj  

Cloning and sequencing of the complicated rDNA gene family of Bos taurus

open access: yesCzech Journal of Animal Science, 2006
The rDNA genes coding for ribosomal RNA (rRNA) in animals are repeat sequences with high GC content and complicated structure. Based on the sequences of human ribosomal DNA repeat unit and transcription unit and the long and accurate PCR method with LA ...
D. Tang   +5 more
doaj   +1 more source

Investigating the Existence of Ribosomal Protein L5 Gene in Syrian Strain of Leishmania tropica Genome: Sequencing It and Evaluating Its Immune Response as DNA Vaccine

open access: yesJournal of Parasitology Research, 2021
Cutaneous leishmaniasis in Syria is caused mainly by Leishmania tropica. It represents a serious health problem, which has aggravated further after the civil war in the country.
Mohammad Maarouf, Alyaa A. Abdlwahab
doaj   +1 more source

Mycosphaerella podagrariae - a necrotrophic phytopathogen forming a special cellular interaction with its host Aegopodium podagraria [PDF]

open access: yes, 2010
We present a new kind of cellular interaction found between Mycosphaerella podagrariae and Aegopodium podagraria, which is remarkably different to the interaction type of the obligate biotrophic fungus Cymadothea trifolii, another member of the ...
Bauer, R.   +4 more
core   +3 more sources

PCR primers for metazoan mitochondrial 12S ribosomal DNA sequences. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND: Assessment of the biodiversity of communities of small organisms is most readily done using PCR-based analysis of environmental samples consisting of mixtures of individuals.
Ryuji J Machida   +2 more
doaj   +1 more source

Multiple prebiotic metals mediate translation. [PDF]

open access: yes, 2018
Today, Mg2+ is an essential cofactor with diverse structural and functional roles in life's oldest macromolecular machine, the translation system. We tested whether ancient Earth conditions (low O2, high Fe2+, and high Mn2+) can revert the ribosome to a ...
Bowman, Jessica C   +8 more
core   +1 more source

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